1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/mm/devsoundextensions/globalaudiosettings/src/AudioClientsListManagerAO.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,242 @@
1.4 +/*
1.5 +* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).
1.6 +* All rights reserved.
1.7 +* This component and the accompanying materials are made available
1.8 +* under the terms of "Eclipse Public License v1.0"
1.9 +* which accompanies this distribution, and is available
1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.11 +*
1.12 +* Initial Contributors:
1.13 +* Nokia Corporation - initial contribution.
1.14 +*
1.15 +* Contributors:
1.16 +*
1.17 +* Description: This file contains implementation of Audio Clients List Manager.
1.18 +*
1.19 +*/
1.20 +
1.21 +
1.22 +
1.23 +
1.24 +#include "AudioClientsListManagerAO.h"
1.25 +#include <AudioClientsListPSKeys.h>
1.26 +#include <AudioClientsListPSData.h>
1.27 +#include <MAudioClientsListObserver.h>
1.28 +
1.29 +// -----------------------------------------------------------------------------
1.30 +// CAudioClientsListManagerAO::CAudioClientsListManagerAO
1.31 +//
1.32 +// -----------------------------------------------------------------------------
1.33 +//
1.34 +CAudioClientsListManagerAO::CAudioClientsListManagerAO(
1.35 + CGlobalAudioSettings& aGlobalAudioSettings,
1.36 + RPointerArray<MAudioClientsListObserver>& aArray,
1.37 + TUint32 aKey )
1.38 +:CActive(CActive::EPriorityStandard),
1.39 + iGlobalAudioSettings(aGlobalAudioSettings),
1.40 + iAudioClientsListObserverArray(aArray),
1.41 + iKey(aKey)
1.42 + {
1.43 + CActiveScheduler::Add(this);
1.44 + }
1.45 +
1.46 +// -----------------------------------------------------------------------------
1.47 +// CAudioClientsListManagerAO::~CAudioClientsListManagerAO
1.48 +//
1.49 +// -----------------------------------------------------------------------------
1.50 +//
1.51 +CAudioClientsListManagerAO::~CAudioClientsListManagerAO()
1.52 + {
1.53 + Cancel();
1.54 + iActiveAudioClients.Close();
1.55 + }
1.56 +
1.57 +// -----------------------------------------------------------------------------
1.58 +// CAudioClientsListManagerAO::NewL
1.59 +//
1.60 +// -----------------------------------------------------------------------------
1.61 +//
1.62 +CAudioClientsListManagerAO* CAudioClientsListManagerAO::NewL(
1.63 + CGlobalAudioSettings& aGlobalAudioSettings,
1.64 + RPointerArray<MAudioClientsListObserver>& aArray,
1.65 + TUint32 aKey )
1.66 + {
1.67 + CAudioClientsListManagerAO* self = new (ELeave) CAudioClientsListManagerAO(aGlobalAudioSettings,aArray,aKey);
1.68 + CleanupStack::PushL(self);
1.69 + self->ConstructL();
1.70 + CleanupStack::Pop(self);
1.71 + return self;
1.72 + }
1.73 +
1.74 +// -----------------------------------------------------------------------------
1.75 +// CAudioClientsListManagerAO::ConstructL
1.76 +//
1.77 +// -----------------------------------------------------------------------------
1.78 +//
1.79 +void CAudioClientsListManagerAO::ConstructL()
1.80 + {
1.81 + User::LeaveIfError( iActiveAudioClients.Attach(
1.82 + KPSUidMMFAudioServer,
1.83 + iKey,
1.84 + EOwnerThread ) );
1.85 + }
1.86 +
1.87 +// -----------------------------------------------------------------------------
1.88 +// CAudioClientsListManagerAO::MonitorStart
1.89 +//
1.90 +// -----------------------------------------------------------------------------
1.91 +//
1.92 +TInt CAudioClientsListManagerAO::MonitorStart()
1.93 + {
1.94 + TInt status(KErrAlreadyExists);
1.95 + if ( !IsActive() )
1.96 + {
1.97 + SetActive();
1.98 + iActiveAudioClients.Subscribe(iStatus);
1.99 + status = KErrNone;
1.100 + }
1.101 +
1.102 + return status;
1.103 + }
1.104 +
1.105 +// -----------------------------------------------------------------------------
1.106 +// CAudioClientsListManagerAO::MonitorStop
1.107 +//
1.108 +// -----------------------------------------------------------------------------
1.109 +//
1.110 +TInt CAudioClientsListManagerAO::MonitorStop()
1.111 + {
1.112 + TInt status(KErrNone);
1.113 + if ( IsActive() )
1.114 + {
1.115 + Cancel();
1.116 + }
1.117 + return status;
1.118 + }
1.119 +
1.120 +// -----------------------------------------------------------------------------
1.121 +// CAudioClientsListManagerAO::GetAudioClientsList
1.122 +//
1.123 +// -----------------------------------------------------------------------------
1.124 +//
1.125 +TInt CAudioClientsListManagerAO::GetAudioClientsList(
1.126 + CGlobalAudioSettings::TAudioClientListType aType,
1.127 + RArray<TProcessId>& aList )
1.128 + {
1.129 + TInt status(KErrNone);
1.130 + aList.Reset();
1.131 + switch ( aType )
1.132 + {
1.133 + case CGlobalAudioSettings::EActiveAudioClients:
1.134 + {
1.135 + TAudioClientList audioClientListPckg;
1.136 + status = iActiveAudioClients.Get( KPSUidMMFAudioServer,
1.137 + KAudioPolicyAudioClients,
1.138 + audioClientListPckg );
1.139 + if ( status == KErrNone )
1.140 + {
1.141 + for ( TInt index = 0; index < audioClientListPckg().iNumOfProcesses; index++ )
1.142 + {
1.143 + status = aList.Append((audioClientListPckg().iProcessList)[index]);
1.144 + if ( status != KErrNone )
1.145 + {
1.146 + aList.Reset();
1.147 + break;
1.148 + }
1.149 + }
1.150 + }
1.151 + }
1.152 + break;
1.153 +
1.154 + case CGlobalAudioSettings::EPausedAudioClients:
1.155 + {
1.156 + TAudioPolicyProcessIdList audioClientListPckg;
1.157 + status = iActiveAudioClients.Get(KPSUidMMFAudioServer,
1.158 + KAudioPolicyApplicationAudioStatePaused,
1.159 + audioClientListPckg );
1.160 + if ( status == KErrNone )
1.161 + {
1.162 + for ( TInt index = 0; index < audioClientListPckg().iNumOfProcesses; index++ )
1.163 + {
1.164 + status = aList.Append((audioClientListPckg().iProcessList)[index]);
1.165 + if ( status != KErrNone )
1.166 + {
1.167 + aList.Reset();
1.168 + break;
1.169 + }
1.170 + }
1.171 + }
1.172 + }
1.173 + break;
1.174 +
1.175 + default:
1.176 + status = KErrNotFound;
1.177 + break;
1.178 + };
1.179 + return status;
1.180 + }
1.181 +
1.182 +// -----------------------------------------------------------------------------
1.183 +// CAudioClientsListManagerAO::RunL
1.184 +//
1.185 +// -----------------------------------------------------------------------------
1.186 +//
1.187 +void CAudioClientsListManagerAO::RunL()
1.188 + {
1.189 + TInt status(iStatus.Int());
1.190 +#ifdef PRINT_MESSAGE
1.191 + RDebug::Print(_L(" CAudioClientsListManagerAO::RunL:iStatus[%d]"), status);
1.192 +#endif // PRINT_MESSAGE
1.193 + if ( status == KErrNone )
1.194 + {
1.195 + MonitorStart();
1.196 + // Go through the array and notify every observer
1.197 + switch(iKey)
1.198 + {
1.199 + case KAudioPolicyAudioClients:
1.200 + {
1.201 + for (TInt index = 0; index < iAudioClientsListObserverArray.Count(); index++)
1.202 + {
1.203 + iAudioClientsListObserverArray[index]->Event( iGlobalAudioSettings,
1.204 + MAudioClientsListObserver::KActiveAudioClientsListChanged);
1.205 + }
1.206 + }
1.207 + break;
1.208 + case KAudioPolicyApplicationAudioStatePaused:
1.209 + {
1.210 + for (TInt index = 0; index < iAudioClientsListObserverArray.Count(); index++)
1.211 + {
1.212 + iAudioClientsListObserverArray[index]->Event( iGlobalAudioSettings,
1.213 + MAudioClientsListObserver::KPausedAudioClientsListChanged);
1.214 + }
1.215 + }
1.216 + break;
1.217 + default:
1.218 + break;
1.219 +
1.220 + } //end swith(iKey)
1.221 + }
1.222 + }
1.223 +
1.224 +// -----------------------------------------------------------------------------
1.225 +// CAudioClientsListManagerAO::DoCancel
1.226 +//
1.227 +// -----------------------------------------------------------------------------
1.228 +//
1.229 +void CAudioClientsListManagerAO::DoCancel()
1.230 + {
1.231 + iActiveAudioClients.Cancel();
1.232 + }
1.233 +
1.234 +// -----------------------------------------------------------------------------
1.235 +// CAudioClientsListManagerAO::RunError
1.236 +//
1.237 +// -----------------------------------------------------------------------------
1.238 +//
1.239 +TInt CAudioClientsListManagerAO::RunError(TInt /*aError*/)
1.240 + {
1.241 + // Observer callback has leaving code!!!. Ignore it.
1.242 + return KErrNone;
1.243 + }
1.244 +
1.245 +// End of file